Real gold. According to visual inspection, Mengxinyuan belongs to Shenzhen Mengxinyuan Jewelry Co., Ltd., and has a complete record in the Industrial and Commercial Bureau. The goods it sells meet the requirements, and the gold it sells is real gold. The basic meaning of "gold" is a chemical element, which is yellow and red in color and soft in quality, such as gold and gold pen. The extended meaning is gold, which has luster and ductility.